﻿#include "sendemailthread.h"
#include "sendemail/smtpmime.h"

QScopedPointer<SendEmailThread> SendEmailThread::self;
SendEmailThread *SendEmailThread::Instance()
{
    if (self.isNull()) {
        static QMutex mutex;
        QMutexLocker locker(&mutex);
        if (self.isNull()) {
            self.reset(new SendEmailThread);
        }
    }

    return self.data();
}

SendEmailThread::SendEmailThread(QObject *parent) : QThread(parent)
{
	stopped = false;
	emialTitle = "邮件标题";
	sendEmailAddr = "feiyangqingyun@126.com";
	sendEmailPwd = "123456789";
	receiveEmailAddr = "feiyangqingyun@163.com;517216493@qq.com";
	contents.clear();
    fileNames.clear();
}

SendEmailThread::~SendEmailThread()
{
    this->stop();    
    this->wait(1000);
}

void SendEmailThread::run()
{
	while (!stopped) {
		int count = contents.count();
		if (count > 0) {
            mutex.lock();
			QString content = contents.takeFirst();
			QString fileName = fileNames.takeFirst();
            mutex.unlock();

			QString result;
			QStringList list = sendEmailAddr.split("@");
			QString tempSMTP = list.at(1).split(".").at(0);
			int tempPort = 25;

			//QQ邮箱端口号为465,必须启用SSL协议.
			if (tempSMTP.toUpper() == "QQ") {
				tempPort = 465;
			}

            SmtpClient smtp(QString("smtp.%1.com").arg(tempSMTP), tempPort, tempPort == 25 ? SmtpClient::TcpConnection : SmtpClient::SslConnection);
			smtp.setUser(sendEmailAddr);
			smtp.setPassword(sendEmailPwd);

			//构建邮件主题,包含发件人收件人附件等.
			MimeMessage message;
			message.setSender(new EmailAddress(sendEmailAddr));

			//逐个添加收件人
			QStringList receiver = receiveEmailAddr.split(';');
			for (int i = 0; i < receiver.size(); i++) {
				message.addRecipient(new EmailAddress(receiver.at(i)));
			}

			//构建邮件标题
			message.setSubject(emialTitle);

			//构建邮件正文
			MimeHtml text;
			text.setHtml(content);
			message.addPart(&text);

            //构建附件-报警图像
			if (fileName.length() > 0) {
				QStringList attas = fileName.split(";");
				foreach (QString tempAtta, attas) {
					QFile *file = new QFile(tempAtta);
					if (file->exists()) {
						message.addPart(new MimeAttachment(file));
					}
				}
			}

			if (!smtp.connectToHost()) {
				result = "邮件服务器连接失败";
			} else {
				if (!smtp.login()) {
					result = "邮件用户登录失败";
				} else {
					if (!smtp.sendMail(message)) {
						result = "邮件发送失败";
					} else {
						result = "邮件发送成功";
					}
				}
			}

			smtp.quit();
			if (!result.isEmpty()) {
				emit receiveEmailResult(result);
			}

            msleep(1000);
		}

        msleep(100);
	}

	stopped = false;
}

void SendEmailThread::stop()
{
    stopped = true;
}

void SendEmailThread::setEmialTitle(const QString &emailTitle)
{
	this->emialTitle = emailTitle;
}

void SendEmailThread::setSendEmailAddr(const QString &sendEmailAddr)
{
	this->sendEmailAddr = sendEmailAddr;
}

void SendEmailThread::setSendEmailPwd(const QString &sendEmailPwd)
{
	this->sendEmailPwd = sendEmailPwd;
}

void SendEmailThread::setReceiveEmailAddr(const QString &receiveEmailAddr)
{
	this->receiveEmailAddr = receiveEmailAddr;
}

void SendEmailThread::append(const QString &content, const QString &fileName)
{
    mutex.lock();
	contents.append(content);
	fileNames.append(fileName);
    mutex.unlock();
}
